Home / 28,676.27-43,031.25-12,035.01

Finding the Fourth Proportional to 28,676.27, 43,031.25 and 12,035.01

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Solution

The fourth proportional to 28,676.27, 43,031.25 and 12,035.01 is: 18,059.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676.27 : 43,031.25 = 12,035.01 : x
  2. Step 2: Convert to fraction form
    28,676.27/43,031.25 = 12,035.01/x
  3. Step 3: Cross multiply
    28,676.27x = 43,031.25 × 12,035.01
  4. Step 4: Simplify right side
    28,676.27x = 517,881,524.06
  5. Step 5: Solve for x
    x = 517,881,524.06/28,676.27
  6. Step 6: Final answer
    x = 18,059.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.